/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.activemq.artemis.jms.soak.example;
import javax.jms.Connection;
import javax.jms.ConnectionFactory;
import javax.jms.Destination;
import javax.jms.ExceptionListener;
import javax.jms.JMSException;
import javax.jms.Message;
import javax.jms.MessageConsumer;
import javax.jms.MessageListener;
import javax.jms.Session;
import javax.naming.InitialContext;
import javax.naming.NamingException;
import java.util.UUID;
import java.util.concurrent.atomic.AtomicLong;
import java.util.logging.Logger;
public class SoakReceiver {
private static final Logger log = Logger.getLogger(SoakReceiver.class.getName());
private static final String EOF = UUID.randomUUID().toString();
public static void main(final String[] args) {
Runnable runnable = new Runnable() {
@Override
public void run() {
try {
String fileName = SoakBase.getPerfFileName();
SoakParams params = SoakBase.getParams(fileName);
final SoakReceiver receiver = new SoakReceiver(params);
Runtime.getRuntime().addShutdownHook(new Thread() {
@Override
public void run() {
receiver.disconnect();
}
});
receiver.run();
} catch (Exception e) {
e.printStackTrace();
}
}
};
Thread t = new Thread(runnable);
t.start();
}
private final SoakParams perfParams;
private final ExceptionListener exceptionListener = new ExceptionListener() {
@Override
public void onException(final JMSException e) {
disconnect();
connect();
}
};
private final MessageListener listener = new MessageListener() {
int modulo = 10000;
private final AtomicLong count = new AtomicLong(0);
private final long start = System.currentTimeMillis();
long moduloStart = start;
@Override
public void onMessage(final Message msg) {
long totalDuration = System.currentTimeMillis() - start;
try {
if (SoakReceiver.EOF.equals(msg.getStringProperty("eof"))) {
SoakReceiver.log.info(String.format("Received %s messages in %.2f minutes", count, 1.0 * totalDuration / SoakBase.TO_MILLIS));
SoakReceiver.log.info("END OF RUN");
return;
}
} catch (JMSException e1) {
e1.printStackTrace();
}
if (count.incrementAndGet() % modulo == 0) {
double duration = (1.0 * System.currentTimeMillis() - moduloStart) / 1000;
moduloStart = System.currentTimeMillis();
SoakReceiver.log.info(String.format("received %s messages in %2.2fs (total: %.0fs)", modulo, duration, totalDuration / 1000.0));
}
}
};
private Session session;
private Connection connection;
private SoakReceiver(final SoakParams perfParams) {
this.perfParams = perfParams;
}
public void run() throws Exception {
connect();
boolean runInfinitely = perfParams.getDurationInMinutes() == -1;
if (!runInfinitely) {
Thread.sleep(perfParams.getDurationInMinutes() * SoakBase.TO_MILLIS);
// send EOF message
Message eof = session.createMessage();
eof.setStringProperty("eof", SoakReceiver.EOF);
listener.onMessage(eof);
if (connection != null) {
connection.close();
connection = null;
}
} else {
while (true) {
Thread.sleep(500);
}
}
}
private void disconnect() {
if (connection != null) {
try {
connection.setExceptionListener(null);
connection.close();
} catch (JMSException e) {
e.printStackTrace();
} finally {
connection = null;
}
}
}
private void connect() {
InitialContext ic = null;
try {
ic = new InitialContext();
ConnectionFactory factory = (ConnectionFactory) ic.lookup(perfParams.getConnectionFactoryLookup());
Destination destination = (Destination) ic.lookup(perfParams.getDestinationLookup());
connection = factory.createConnection();
connection.setExceptionListener(exceptionListener);
session = connection.createSession(perfParams.isSessionTransacted(), perfParams.isDupsOK() ? Session.DUPS_OK_ACKNOWLEDGE : Session.AUTO_ACKNOWLEDGE);
MessageConsumer messageConsumer = session.createConsumer(destination);
messageConsumer.setMessageListener(listener);
connection.start();
} catch (Exception e) {
e.printStackTrace();
} finally {
try {
ic.close();
} catch (NamingException e) {
e.printStackTrace();
}
}
}
}